diff --git a/.github/workflows/build-push-cft-devtools.yml b/.github/workflows/build-push-cft-devtools.yml
index 0cf26678352..19c646031ec 100644
--- a/.github/workflows/build-push-cft-devtools.yml
+++ b/.github/workflows/build-push-cft-devtools.yml
@@ -20,7 +20,7 @@ jobs:
       id-token: 'write'
 
     steps:
-      - uses: actions/checkout@d632683dd7b4114ad314bca15554477dd762a938 # v4.2.0
+      - uses: actions/checkout@eef61447b9ff4aafe5dcd4e0bbf5d482be7e7871 # v4.2.1
 
       - id: 'auth'
         name: 'Authenticate to Google Cloud'
diff --git a/.github/workflows/codeql.yml b/.github/workflows/codeql.yml
index 669fd42a78e..cc1ebfce1e0 100644
--- a/.github/workflows/codeql.yml
+++ b/.github/workflows/codeql.yml
@@ -50,7 +50,7 @@ jobs:
 
     steps:
     - name: Checkout repository
-      uses: actions/checkout@d632683dd7b4114ad314bca15554477dd762a938 # v4.2.0
+      uses: actions/checkout@eef61447b9ff4aafe5dcd4e0bbf5d482be7e7871 # v4.2.1
 
     - name: Install Go
       if: matrix.language == 'go'
diff --git a/.github/workflows/go-fbf-test.yml b/.github/workflows/go-fbf-test.yml
index 8ad9ed75f8b..2e510f24697 100644
--- a/.github/workflows/go-fbf-test.yml
+++ b/.github/workflows/go-fbf-test.yml
@@ -25,7 +25,7 @@ jobs:
       matrix:
         operating-system: [ubuntu-latest, macos-latest]
     steps:
-    - uses: actions/checkout@d632683dd7b4114ad314bca15554477dd762a938 # v4.2.0
+    - uses: actions/checkout@eef61447b9ff4aafe5dcd4e0bbf5d482be7e7871 # v4.2.1
     - uses: actions/setup-go@0a12ed9d6a96ab950c8f026ed9f722fe0da7ef32 # v5.0.2
       with:
         go-version-file: infra/utils/fbf/go.mod
diff --git a/.github/workflows/go-lint.yaml b/.github/workflows/go-lint.yaml
index 9bc404adc80..2db950b723a 100644
--- a/.github/workflows/go-lint.yaml
+++ b/.github/workflows/go-lint.yaml
@@ -24,7 +24,7 @@ jobs:
       matrix:
         folder: [cli, infra/blueprint-test, tflint-ruleset-blueprint]
     steps:
-      - uses: actions/checkout@d632683dd7b4114ad314bca15554477dd762a938 # v4.2.0
+      - uses: actions/checkout@eef61447b9ff4aafe5dcd4e0bbf5d482be7e7871 # v4.2.1
       - uses: actions/setup-go@0a12ed9d6a96ab950c8f026ed9f722fe0da7ef32 # v5.0.2
         with:
           go-version-file: ${{ matrix.folder }}/go.mod
diff --git a/.github/workflows/go-module-swapper.yml b/.github/workflows/go-module-swapper.yml
index a04b0a3f5f8..3b6260901a5 100644
--- a/.github/workflows/go-module-swapper.yml
+++ b/.github/workflows/go-module-swapper.yml
@@ -25,7 +25,7 @@ jobs:
       matrix:
         operating-system: [ubuntu-latest, macos-latest]
     steps:
-    - uses: actions/checkout@d632683dd7b4114ad314bca15554477dd762a938 # v4.2.0
+    - uses: actions/checkout@eef61447b9ff4aafe5dcd4e0bbf5d482be7e7871 # v4.2.1
     - uses: actions/setup-go@0a12ed9d6a96ab950c8f026ed9f722fe0da7ef32 # v5.0.2
       with:
         go-version-file: infra/module-swapper/go.mod
@@ -38,7 +38,7 @@ jobs:
     strategy:
       fail-fast: false
     steps:
-      - uses: actions/checkout@d632683dd7b4114ad314bca15554477dd762a938 # v4.2.0
+      - uses: actions/checkout@eef61447b9ff4aafe5dcd4e0bbf5d482be7e7871 # v4.2.1
       - uses: actions/setup-go@0a12ed9d6a96ab950c8f026ed9f722fe0da7ef32 # v5.0.2
         with:
           go-version-file: infra/module-swapper/go.mod
diff --git a/.github/workflows/go-tflint-plugin.yml b/.github/workflows/go-tflint-plugin.yml
index 1f0a7dd9df4..fe586f14888 100644
--- a/.github/workflows/go-tflint-plugin.yml
+++ b/.github/workflows/go-tflint-plugin.yml
@@ -31,7 +31,7 @@ jobs:
       matrix:
         operating-system: [ubuntu-latest]
     steps:
-    - uses: actions/checkout@d632683dd7b4114ad314bca15554477dd762a938 # v4.2.0
+    - uses: actions/checkout@eef61447b9ff4aafe5dcd4e0bbf5d482be7e7871 # v4.2.1
     - uses: actions/setup-go@0a12ed9d6a96ab950c8f026ed9f722fe0da7ef32 # v5.0.2
       with:
         go-version-file: tflint-ruleset-blueprint/go.mod
@@ -45,7 +45,7 @@ jobs:
         working-directory: 'tflint-ruleset-blueprint'
     steps:
     - name: Checkout
-      uses: actions/checkout@d632683dd7b4114ad314bca15554477dd762a938 # v4.2.0
+      uses: actions/checkout@eef61447b9ff4aafe5dcd4e0bbf5d482be7e7871 # v4.2.1
     - name: Set up Go
       uses: actions/setup-go@0a12ed9d6a96ab950c8f026ed9f722fe0da7ef32 # v5.0.2
       with:
diff --git a/.github/workflows/lint.yaml b/.github/workflows/lint.yaml
index a4e3c6e5b93..56e99914791 100644
--- a/.github/workflows/lint.yaml
+++ b/.github/workflows/lint.yaml
@@ -31,7 +31,7 @@ jobs:
     name: 'lint-infra-terraform'
     runs-on: 'ubuntu-latest'
     steps:
-      - uses: 'actions/checkout@d632683dd7b4114ad314bca15554477dd762a938' # v4.2.0
+      - uses: 'actions/checkout@eef61447b9ff4aafe5dcd4e0bbf5d482be7e7871' # v4.2.1
       - name: Cache lint-infra-terraform
         id: cache-lint-infra-terraform
         uses: 'actions/cache@0c45773b623bea8c8e75f6c82b208c3cf94ea4f9' # v4.0.2
diff --git a/.github/workflows/pre-commit.yml b/.github/workflows/pre-commit.yml
index c15ae4d2c7c..344f06f580d 100644
--- a/.github/workflows/pre-commit.yml
+++ b/.github/workflows/pre-commit.yml
@@ -9,6 +9,6 @@ jobs:
   pre-commit:
     runs-on: ubuntu-latest
     steps:
-    - uses: actions/checkout@d632683dd7b4114ad314bca15554477dd762a938 # v4.2.0
+    - uses: actions/checkout@eef61447b9ff4aafe5dcd4e0bbf5d482be7e7871 # v4.2.1
     - uses: actions/setup-python@f677139bbe7f9c59b41e40162b753c062f5d49a3 # v5.2.0
     - uses: pre-commit/action@2c7b3805fd2a0fd8c1884dcaebf91fc102a13ecd # v3.0.1
diff --git a/.github/workflows/release-cli.yml b/.github/workflows/release-cli.yml
index b0aa7c25e25..8983e961e32 100644
--- a/.github/workflows/release-cli.yml
+++ b/.github/workflows/release-cli.yml
@@ -21,7 +21,7 @@ jobs:
       id-token: 'write'
 
     steps:
-      - uses: actions/checkout@d632683dd7b4114ad314bca15554477dd762a938 # v4.2.0
+      - uses: actions/checkout@eef61447b9ff4aafe5dcd4e0bbf5d482be7e7871 # v4.2.1
       - uses: actions/setup-go@0a12ed9d6a96ab950c8f026ed9f722fe0da7ef32 # v5.0.2
         with:
           go-version-file: cli/go.mod
diff --git a/.github/workflows/release-tflint-plugin.yml b/.github/workflows/release-tflint-plugin.yml
index 2b09b4e28ab..4fe13e7d375 100644
--- a/.github/workflows/release-tflint-plugin.yml
+++ b/.github/workflows/release-tflint-plugin.yml
@@ -17,7 +17,7 @@ jobs:
         working-directory: 'tflint-ruleset-blueprint'
     steps:
     - name: Checkout
-      uses: actions/checkout@d632683dd7b4114ad314bca15554477dd762a938 # v4.2.0
+      uses: actions/checkout@eef61447b9ff4aafe5dcd4e0bbf5d482be7e7871 # v4.2.1
     - name: Set up Go
       uses: actions/setup-go@0a12ed9d6a96ab950c8f026ed9f722fe0da7ef32 # v5.0.2
       with:
diff --git a/.github/workflows/scorecard.yml b/.github/workflows/scorecard.yml
index 80e639617d7..1d426579f2f 100644
--- a/.github/workflows/scorecard.yml
+++ b/.github/workflows/scorecard.yml
@@ -32,7 +32,7 @@ jobs:
 
     steps:
       - name: "Checkout code"
-        uses: actions/checkout@d632683dd7b4114ad314bca15554477dd762a938 # v4.2.0
+        uses: actions/checkout@eef61447b9ff4aafe5dcd4e0bbf5d482be7e7871 # v4.2.1
         with:
           persist-credentials: false
 
diff --git a/.github/workflows/test-cft-devtools.yml b/.github/workflows/test-cft-devtools.yml
index be81ba63289..807610f2319 100644
--- a/.github/workflows/test-cft-devtools.yml
+++ b/.github/workflows/test-cft-devtools.yml
@@ -17,7 +17,7 @@ jobs:
     runs-on: ubuntu-latest
 
     steps:
-      - uses: actions/checkout@d632683dd7b4114ad314bca15554477dd762a938 # v4.2.0
+      - uses: actions/checkout@eef61447b9ff4aafe5dcd4e0bbf5d482be7e7871 # v4.2.1
 
       - name: Build
         run: |-
diff --git a/.github/workflows/test-cli.yml b/.github/workflows/test-cli.yml
index de716252bd0..47f87c9573a 100644
--- a/.github/workflows/test-cli.yml
+++ b/.github/workflows/test-cli.yml
@@ -31,7 +31,7 @@ jobs:
       matrix:
         operating-system: [ubuntu-latest]
     steps:
-    - uses: actions/checkout@d632683dd7b4114ad314bca15554477dd762a938 # v4.2.0
+    - uses: actions/checkout@eef61447b9ff4aafe5dcd4e0bbf5d482be7e7871 # v4.2.1
     - uses: actions/setup-go@0a12ed9d6a96ab950c8f026ed9f722fe0da7ef32 # v5.0.2
       with:
         go-version-file: cli/go.mod
diff --git a/.github/workflows/update-tooling.yml b/.github/workflows/update-tooling.yml
index 610b999c909..7124f8646ed 100644
--- a/.github/workflows/update-tooling.yml
+++ b/.github/workflows/update-tooling.yml
@@ -30,7 +30,7 @@ jobs:
     if: github.repository == 'GoogleCloudPlatform/cloud-foundation-toolkit'
 
     steps:
-      - uses: actions/checkout@d632683dd7b4114ad314bca15554477dd762a938 # v4.2.0
+      - uses: actions/checkout@eef61447b9ff4aafe5dcd4e0bbf5d482be7e7871 # v4.2.1
         with:
           ref: master
       - name: Update Tools